condenser

noun

con·​dens·​er kən-ˈden(t)-sər How to pronounce condenser (audio)
1
: one that condenses: such as
a
: a lens or mirror used to concentrate light on an object
b
: an apparatus in which gas or vapor is condensed
2
: capacitor

Examples of condenser in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Refrigerator Coils The condenser coils responsible for keeping your appliance functioning become covered in dust over time. — Louise Parks, Martha Stewart, 27 July 2026 Clean your outdoor condenser unit by spraying it with a garden hose. — Abby Monteil, The Spruce, 22 July 2026 After doing this work, the steam is directed into a condenser, where water from an external source cools it back into liquid form and recycles it back to the reactor core. — Scott Montgomery, Forbes.com, 17 July 2026 Replacing air filters regularly, cleaning outdoor condenser coils and scheduling annual professional tune-ups can help an air conditioner maintain peak efficiency. — Angelica Leicht, CBS News, 30 June 2026 See All Example Sentences for condenser

Word History

First Known Use

1686, in the meaning defined at sense 1

Time Traveler
The first known use of condenser was in 1686

Rhymes for condenser

See All Rhymes for condenser

Browse Nearby Words

condensed system
condenser
condenser antenna
See all Nearby Words

Cite this Entry

“Condenser.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/condenser. Accessed 5 Aug. 2026.

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Kids Definition

condenser

noun
con·​dens·​er kən-ˈden(t)-sər How to pronounce condenser (audio)
1
: one that condenses
2
: capacitor

Medical Definition

condenser

noun
con·​dens·​er kən-ˈden(t)-sər How to pronounce condenser (audio)
1
a
: a lens or mirror used to concentrate light on an object
b
: an apparatus in which gas or vapor is condensed
2
: capacitor

More from Merriam-Webster on condenser

Nglish: Translation of condenser for Spanish Speakers

Britannica.com: Encyclopedia article about condenser

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